After an asteroid struck Finland long ago, microscopic life colonized the impact site within a few million years, new research reveals.
Katherine Kornei
Katherine Kornei is a freelance science journalist covering Earth and space science. Her bylines frequently appear in Eos, Science, and The New York Times. Katherine holds a Ph.D. in astronomy from the University of California, Los Angeles.
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Spiky Sand Features Can Reveal the Timing of Ancient Earthquakes
Icicle-shaped features known as sand dikes form during ground shaking. New work reveals how these features can be used to date long-ago earthquakes.
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Submerged Crater near Europe Tied to an Impact
New subsurface imaging and rock samples suggest that Silverpit Crater formed from an impact that occurred roughly 45 million years ago.
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A Survey of the Kuiper Belt Hints at an Unseen Planet
An analysis of more than 150 objects in the far reaches of the solar system suggests that a planet more massive than Mercury could be lurking beyond the orbit of Pluto.
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A Burst of Subglacial Water Cracked the Greenland Ice Sheet
When a lake beneath the Greenland Ice Sheet drained, its water burst through the ice sheet’s surface. This surprising event may have affected the movement of a nearby glacier.
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Fossilized Micrometeorites Record Ancient CO2 Levels
A cadre of iron-rich extraterrestrial particles picked up faint whiffs of our planet’s atmosphere when they fell to Earth millions of years ago.
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El queso en tiempos de la agricultura industrial y el cambio climático
Los pastizales y la dieta de las vacas están cambiando a medida que se calienta el clima, pero un experimento agrícola en Francia revela la importancia de proporcionar pastos a las vacas.
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Stacey Hitchcock: From Fearing Storms to Seeking Them
This atmospheric scientist digs into the details of storms to help keep people safe.
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Scientists Spot Sputtering on Mars
Nearly a decade’s worth of data went into the first direct observation of sputtering on Mars, which researchers believe contributed to the loss of the Red Planet’s atmosphere.
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Algunos árboles tropicales se benefician de los rayos
Dos imágenes muestran el mismo árbol, antes (izquierda) y después (derecha) del impacto de un rayo. En la imagen de la derecha, el árbol no está cubierto de enredaderas leñosas y algunos de los árboles que lo rodean han muerto.